
sio4@silver:~$ ls /var
backups  crash  local  log   metrics  run    tmp
cache    lib    lock   mail  opt      spool
# ...
sio4@silver:~$ sudo su -
[sudo] password for sio4:
root@silver:~# ls /bin/*sh
<...>
/bin/bash
<...>
root@silver:~#
root@silver:~#
root@silver:~# exit
logout
sio4@silver:~$
$ ls /var
backups  crash  local  log   metrics  run    tmp
cache    lib    lock   mail  opt      spool
<...>
$ sudo su -
[sudo] password for sio4:
# ls /bin/*sh
<...>
/bin/bash
<...>
#
# exit
logout
$

~$ gpg2 --output private.key.asc \
       --armor \
       --export-secret-key $KEYID

; cat <<HELLO
> HELLO0
> HELLO
HELLO0
;

$ foo ; bar
$ foo --thing > bar.txt

# regression:
--foo \
--bar $
